TY  - BOOK
AU  -  D.P. Nagpal
TI  - Computer Fundamentals : Concepts, Systems and Applications 
SN  - 9788121923880
AV  - QA76.5 .N34 2015
PY  - 2015///
CY  - New Delhi
PB  - S,Chand and Company PVT Ltd
ER  -